73473504 has 96 divisors (see below), whose sum is σ = 209944224. Its totient is φ = 22364160.

The previous prime is 73473481. The next prime is 73473563. The reversal of 73473504 is 40537437.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140764 + ... + 141284.

It is an arithmetic number, because the mean of its divisors is an integer number (2186919).

Almost surely, 2^73473504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73473504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104972112).

73473504 is an abundant number, since it is smaller than the sum of its proper divisors (136470720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73473504 is a wasteful number, since it uses less digits than its factorization.

73473504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 73473504 is about 8571.6686823512. The cubic root of 73473504 is about 418.8355956605.

The spelling of 73473504 in words is "seventy-three million, four hundred seventy-three thousand, five hundred four".